Answer:
LN = 16
Explanation:
EF is a midsegment of the triangle and is half the length of LN , that is
x + 2 =
(x + 10)
multiply through by 2 to clear the fraction
2x + 4 = x + 10 ( subtract x from both sides )
x + 4 = 10 ( subtract 4 from both sides )
x = 6
Then
LN = x + 10 = 6 + 10 = 16